MCRAE BRADLEY C. (1988). GUIDE TO EFFECTIVE TIME MANAGEMENT. SELF-COUNSEL PRESS.
Chicago Style aipamenaMCRAE BRADLEY C. GUIDE TO EFFECTIVE TIME MANAGEMENT. CANADA USA: SELF-COUNSEL PRESS, 1988.
MLA aipamenaMCRAE BRADLEY C. GUIDE TO EFFECTIVE TIME MANAGEMENT. SELF-COUNSEL PRESS, 1988.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.